Tongue scraper



FIG. 1 is a perspective view of the tongue scraper;

FIG. 2 is a top plan view thereof; the opposite side is a mirror image of the side shown;

FIG. 3 is a side elevational view of the tongue scraper shown in FIG. 1; and

FIG. 4 is an end elevational view of the tongue scraper shown in FIG. 3. 

The ornamental design for a tongue scraper, as shown and described. 